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Individual Calculations September 2018 |
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| Valdivia Khudiakova, Yulia Total change: 20.40 | |   |
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| Gibraltar Junior Chess Festival 2018 U12 | Gibraltar | ENG | 2018-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1356 | 2.00 | 4 | 0.51 | 40 | 20.40 | |
|  Weersing, Abigail Riis | | | 1613 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Bellver Gorshenin, Maxim | | | 1732 | ESP | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Ibanez Macias, Julen | | | 1177 | ESP | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Martinez Soriano, Pablo | | | 1360 | ESP | 1.00 | 1 | 0.51 | 40 | 20.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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